Write 16.24 as a fraction in simplest form
1 answer:
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Answer:
The enlargement will be 25 times and the enlargement area will be .
Step-by-step explanation:
It is given that each grid unit is equal to 3 inches. SO we have to use this scale.
The total height of the scale drawing is 21 inch and the enlargement has a height given as 105 inches. Therefore it has scale factor of 5. It means that each dimension is enlarged by 5 times the dimension in the scale drawing. So the enlargement of the logo will be 25 times and the enlargement area will be 2250 square inches.
The surface element is
and the integral is
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To compute the last integral, you can integrate by parts:
For this integral, consider a substitution of
and the result above follows.